diff --git a/server/src/main.py b/server/src/main.py
index 2d3c36d..053cd4c 100644
--- a/server/src/main.py
+++ b/server/src/main.py
@@ -87,6 +87,8 @@ class Server:
             conn.send(json.dumps({"command": command}).encode())
         except json.decoder.JSONDecodeError:
             logger.error(f"Invalid JSON received from {addr}")
+        except UnicodeDecodeError:
+            logger.error(f"Invalid UTF-8 received from {addr}")
         except Exception as e:
             logger.error(f"Error handling agent {agent_id}: {e}")
         finally: